BRAMARDIPA, A. A. B.; UPEKSHA, A. A. G. Swine Flu (Influenza A, H1N1pdm2009) Infection on an Elderly Patient with Chronic Obstructive Pulmonary Disease (COPD): A Case Report. Jurnal Respirasi, [S. l.], v. 9, n. 2, p. 136–140, 2023. DOI: 10.20473/jr.v9-I.2.2023.136-140. Disponível em: https://e-journal.unair.ac.id/JR/article/view/41612. Acesso em: 4 apr. 2025.